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380365383 = 31193106277
BaseRepresentation
bin10110101010111…
…110101001000111
3222111201120012210
4112222332221013
51234333143013
6101424314503
712266023656
oct2652765107
9874646183
10380365383
11185785162
12a7472a33
1360a58598
143873319d
15235d5cc3
hex16abea47

380365383 has 8 divisors (see below), whose sum is σ = 507583728. Its totient is φ = 253361984.

The previous prime is 380365373. The next prime is 380365399. The reversal of 380365383 is 383563083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 380365383 - 29 = 380364871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380365333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49560 + ... + 56717.

It is an arithmetic number, because the mean of its divisors is an integer number (63447966).

Almost surely, 2380365383 is an apocalyptic number.

380365383 is a deficient number, since it is larger than the sum of its proper divisors (127218345).

380365383 is a wasteful number, since it uses less digits than its factorization.

380365383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107473.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 380365383 is about 19502.9583140610. The cubic root of 380365383 is about 724.5477214005.

The spelling of 380365383 in words is "three hundred eighty million, three hundred sixty-five thousand, three hundred eighty-three".

Divisors: 1 3 1193 3579 106277 318831 126788461 380365383